Features:
Approach to clearing old codes: Long press the upper two (A & B) buttons to clear old codes(The LED indicator will flash three times, followed by a continuous fast blinking, which is the sign of cleared state.).
Approach to duplicating: Place them side by side(as close as possible), then press both one key of your old remote and the to-be-matched key on this remote simultaneously. The LED indicator will flash about three times, followed by a continuous fast blinking. Learning process done. Other keys accordingly.
Approach to recovering: Press the lower two buttons (C & D) for about 3 seconds till the light is on and flicker. (Or you can delete the codes and repeat the learning process.)
Approach to test if the old codes are totally cleared: Press any key on the remote duplicator, if the LED indicator blinks instead of being on, codes cleared. Otherwise, undone.
Humanized design: Button slide cover to protect buttons from accidental unplanned operation. Application: Vehicle central locking systems, garage doors, electronic doors, car sunroofs, heating systems, etc.

Specifications:
Material: ABS plastic
Working Voltage: 12V /27A
Woring Current: 12mA
Operating Frequency: 433MHz
Control distance: 50-100m / 54.5-109 Yard (in empty areas)
Overall Size: ( L x W x Dia. ): 53 x 33 x 10mm / 2 x 1.3 x 0.4 Inch
Color: as shown in the display pictures

Package Content:
1* Garage Remote Control


If there is any questions, just contact us, we will alway be here for you.